Archive - Built for People

The hidden growth machine in Revolut Pay

I booked a flight to Porto and paid with Revolut Pay, here's what actually happened.

Jun 26 •

Angèle Lenglemetz

Monetising loneliness: Replika’s business and the chatbot intimacy playbook today

Whether we asked for it or not, chatbots are sliding into your DMs.

Jun 11 •

Angèle Lenglemetz

April 2025

From free magic to paid value: a playbook for monetizing AI [Part 1]

AI is everywhere,from chatbots smoothing customer support to personalized recommendations. But while AI-powered tools are taking over the world, making…

Apr 8 •

Angèle Lenglemetz

and

Beatriz Rusczyk Cunha

February 2025

The problem with Substack that no one talks about

Why so many Substack writers are just writing about Substack

Feb 18 •

Angèle Lenglemetz

Building habit-forming apps: 4 cognitive biases you need to know (Part 2)

Following up on last week’s Part 1, we’re diving deeper into how cognitive biases shape user behavior in app development.

Feb 12 •

Angèle Lenglemetz

Why you want what you can’t have: the psychology behind great apps - Part 1

Insights and examples from leading apps to optimise user interaction, engagement and retention.

Feb 4 •

Angèle Lenglemetz

January 2025

Only 3 Seconds to Read This Before It’s Gone! (Just Kidding… Or Am I?)

Be honest—did you feel a little rush to read it faster?

Jan 21 •

Angèle Lenglemetz

Meta and Spotify's AI takeover: the end of human-created content?

AI-generated content is quietly taking over playlists and feeds, reshaping the future of creativity while sidelining the artists and creators who built…

Jan 9 •

Angèle Lenglemetz

Why ‘I knew it all along’ can cost you in the stock market

Did you know that after a market crash, more than 80% of investors believe the warning signs were “obvious”?

Jan 2 •

Angèle Lenglemetz

December 2024

How Duolingo, Nike, and Amazon use rewards to keep you hooked

Why Duolingo turns streaks into addictive habits while Amazon’s badges gather dust

Dec 27, 2024 •

Angèle Lenglemetz

Learnings from Tinder, Bumble and Hinge on using cognitive bias to improve your app engagement and monetisation

Have you ever found yourself trapped in the clutches of a painfully awkward and uncomfortable date? You’re not alone.

Dec 19, 2024 •

Angèle Lenglemetz

Behavioral insight of the week: the paradox of choice

Let's dive into the paradox of choice - a psychological principle that reveals an uncomfortable truth: having too many options can lead to indecision…

Dec 11, 2024 •

Angèle Lenglemetz

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